Encore!, Rima was acting friendlier towards Nagihiko, even patting his head. Nagihiko admitted that it made him happy since it was Rima patting his head, and Rhythm said that he was getting manipulated.

Is Nagihiko a girl or boy?

Nagihiko Fujisaki (藤咲 なぎひこ)

It was revealed later on in the manga that Nadeshiko is a boy and his real name is Nagihiko. It is the rule of the Fujisaki family that the males are trained to become "oyama" (male actors who plays female parts in kabuki). That is why Nagihiko wears female clothes and goes by a female name.

Is Shugo Chara Nadeshiko?

ego of "Nagihiko Fujisaki". She is also one of the main character of the anime and manga series Shugo Chara, Shugo Chara Doki, Shugo Chara Party, Shugo Chara Encore.